WZ700065B (1/6)
MITSUBISHI (OPTICAL DEVICES)
FU-319SPA-x6M2x
APD-TIA MODULE FOR LONG WAVELENGTH BAND
DESCRIPTION
FU-319SPA-x6M2x is InGaAs avalanche photodiode
module with SiGe preamplifier, designed for use in high-
speed, long haul optical communication systems.
The coaxial package contains InGaAs avalanche
photodiode coupled with single-mode fiber pigtail and
SiGe preamplifier.
FEATURES
High-sensitivity (-33dBm typ)
5pin coaxial package
Built-in +3.3V TIA
Differential output (50Ω)
APPLICATION
2.5Gbps.optical receiver (OC-48, STM-16)
Extended reach datacom and telecom applications
Long haul optical communication systems
FEC rate systems
ABSOLUTE MAXIMUM RATINGS
(Tc=25°C)
Parameter
Symbol
APD Reverse voltage
VPD
APD Reverse current (CW)
APD Forward current (CW)
Power supply voltage
Operating case temperature
Storage temperature
Ir
If
VCC
Tc
Tstg
Rating
0~Vbr
2
2
-0.5~6
-40~+85
-40~+85
Unit
V
mA
mA
V
°C
°C
Vbr: APD breakdown voltage. (Id=100uA)
Mitsubishi Electric Corporation reserves the right to make changes to the products or information contained herein
without notice. No liability is assumed as a result of their use or application.
WZ700065B (2/6)
MITSUBISHI (OPTICAL DEVICES)
FU-319SPA-x6M2x
APD-TIA MODULE FOR LONG WAVELENGTH BAND
ELECTRICAL/OPTICAL CHARACTERISTICS
(Tc=25°C,λ=1.55µm,VCC=3.3V, unless otherwise noted)
Parameter
Symbol
Test Conditions
Limits
Min.
Typ.
Max.
Detection range
-
-
1000
-
1620
Responsivity
R13
0.7
0.85
-
CW,λ=1.3µm,M=1
R15
0.8
0.9
-
CW,
λ=1.55µm,M=1
R16
-
0.8
-
CW,
λ=1.62µm,M=1
Breakdown voltage
Vbr
35
-
75
Id=100µA
Temp.coefficient of Vbr
0.07
0.12
0.16
γ
Id=100µA,Tc=-40~85°C
(Note 3)
1.0
1.37
1.75
Transimpedance
Zt
AC,f=200MHz,RL=50Ω,
Pin=-27 dBm,M=10,
Single end,
(Note 1)
Vod_max
AC,RL=50Ω,Pin=-10dBm,
Maximum output voltage
75
150
310
M=10,Single end,
Cutoff frequency(-3dB)
Average input equivalent noise
current density
Output impedance
Sensitivity
Over load power
Power supply voltage
Power supply current
Optical return loss
fc_High
fc_Low
in
Zo
Pr
Po
VCC
ICC
Prtn
AC,RL=50Ω,M=10
AC,RL=50Ω
AC,RL=50Ω,1MHz~1.6GHz
(Differential output)
AC,RL=50Ω,
λ=1.55µm,
NRZ, 2.48832Gbps.,
PRBS=2^23-1,BER=10^-10,
VPD=Optimum value (Note 2)
1.55
-
-
-
-
-7
1.9
30
10
50
-33
-5
3.3
35
-
-
100
-
-
-31
-
5.46
65
-
V
mA
dB
Unit
nm
A/W
V
V/°C
kΩ
mV
GHz
kHz
pA/
√Hz
Ω
dBm
-
3.1
VCC=3.3V
-
27
λ=1.55µm,
1.3µm
Note 1. Zt=OUTN/Iin
Iin:Preamp input current amplitude.
Note 2. Used post-amp bandwidth is 1.86GHz, Laser souse extinction ratio is 10dB.
Note 3.
γ=(Vbr(25°C+∆T)-Vbr(25°C))/∆T [V/°C]
OPTICAL FIBER SPECIFICATION
Parameter
Type
Mode filed dia.
Cladding dia.
Jacket dia.
Connector return loss
Limits
SM
9.5±1
125±2
0.9 typ.
40(min)
Unit
-
µm
µm
mm
dB
Mitsubishi Electric Corporation reserves the right to make changes to the products or information contained herein
without notice. No liability is assumed as a result of their use or application.
WZ700065B (3/6)
MITSUBISHI (OPTICAL DEVICES)
FU-319SPA-x6M2x
APD-TIA MODULE FOR LONG WAVELENGTH BAND
BLOCK DIAGRAM
APD Bias Supply
Positive Supply
0.1µF
0.1µF
Optical input
1 VPD
2 VCC
4 OUTP
Optical Fiber
Lens APD
Preamp
3 OUTN
0.1µF
FU-319SPA-x6M2x
5 GND
50Ω
50Ω
0.1µF
Electrical output
ORDERING INFORMATION
FU-319SPA-x2Mx
Flange Code
Flange Code
0
１
Flange type
Horizontal mount
Vertical mount
Standard
Standard
See Fig.1
See Fig.2
Connector Code
Connector Code
W
V
Connector type
SC/PC
FC/PC
Standard
Standard
Mitsubishi Electric Corporation reserves the right to make changes to the products or information contained herein
without notice. No liability is assumed as a result of their use or application.
WZ700065B (4/6)
MITSUBISHI (OPTICAL DEVICES)
FU-319SPA-x6M2x
APD-TIA MODULE FOR LONG WAVELENGTH BAND
OUTLINE DIAGRAM
(Unit: mm)
NOTE: Tolerances unless noted
±0.5
Fig 1 FU-319SPA-x6M20
Mitsubishi Electric Corporation reserves the right to make changes to the products or information contained herein
without notice. No liability is assumed as a result of their use or application.
1:VPD
2:VCC
3:OUTN
4:OUTP
5:GND (Case)
WZ700065B (5/6)
MITSUBISHI (OPTICAL DEVICES)
FU-319SPA-x6M2x
APD-TIA MODULE FOR LONG WAVELENGTH BAND
Fig 2 FU-319SPA-x6M21
Mitsubishi Electric Corporation reserves the right to make changes to the products or information contained herein
without notice. No liability is assumed as a result of their use or application.
1:VPD
2:VCC
3:OUTN
4:OUTP
5:GND (Case)
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